2016-10-10 08:01:21


| Regulation Type | Endothermic | Ectothermic |
|---|---|---|
| Homeothermic | Birds, mammals, some large fish | Tropical reptiles |
| Poikilothermic | Some birds, mammals | Most fish, amphibians, invertebrates |



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| Response Type | Response to Heating | Response to Cooling |
|---|---|---|
| Autonomic/endocrine | Vasodilation | Piloerection |
| Sweating | Increased fat metab | |
| Somatic/behavioral | Panting | Shivering |
| Heat avoidance | Heat seeking | |
| Huddling |


